Home / 146,431,115.91-202,074,385.41-80,352,719.73

Finding the Fourth Proportional to 146,431,115.91, 202,074,385.41 and 80,352,719.73

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Solution

The fourth proportional to 146,431,115.91, 202,074,385.41 and 80,352,719.73 is: 110,886,448.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,431,115.91 : 202,074,385.41 = 80,352,719.73 : x
  2. Step 2: Convert to fraction form
    146,431,115.91/202,074,385.41 = 80,352,719.73/x
  3. Step 3: Cross multiply
    146,431,115.91x = 202,074,385.41 × 80,352,719.73
  4. Step 4: Simplify right side
    146,431,115.91x = 16,237,226,455,461,732
  5. Step 5: Solve for x
    x = 16,237,226,455,461,732/146,431,115.91
  6. Step 6: Final answer
    x = 110,886,448.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.